<nz-content>
  <div class="icons-list">
    <div style="margin-bottom: 16px;">
      <button nz-button (click)="newTab()">ADD</button>
    </div>
    <i nz-icon [nzType]="'setting'" [nzTheme]="'fill'"></i>
    <i nz-icon [nzType]="'smile'" [nzTheme]="'outline'"></i>
    <i nz-icon [nzType]="'sync'" [nzSpin]="true"></i>
    <i nz-icon [nzType]="'smile'" [nzTheme]="'outline'" [nzRotate]="180"></i>
    <!-- Loading with new API would spin automatically! -->
    <i nz-icon [nzType]="'loading'"></i>>
  </div>
</nz-content>